Ratios
What is "For every 10 girls, there are 14 boys" (depends on how many students are present that day)
Josh paid $7.25 for 22 stamps. At this rate, how much would it cost Sam to buy 12 stamps?
What is $3.95?
Cross Multiply to Solve for "x".
3/10 = x/4
What is 1.2?
15% of 55
What is 8.25?
John has 5 1/2 feet of wire. How many inches of wire does he have?
What is 66 inches?
Mrs. LaShomb lives with 2 pets in her house (Diesel and Raphael). There are 4 humans. What is the ratio of humans to pets?
What is the ratio of humans to all living things in Mrs. LaShomb's house (she has no plants....because she can't keep them alive!)?
What is 4:2 or 2:1?
What is 4:6?
Mrs. McKee-Martin paid $80 for 25 gallons of gasoline. What is the price per gallon?
What is $3.20? (80 divided by 25)
Billy uses 2 cups of raisins for every 4 cups of M & M's in his trail mix. How many cups of raisins will he need if he uses 10 cups of M & M's?
What is 5 cups of raisins? (Set up a proportion- 2 over 4 equals ? over 10) Solve for the "?".
34% of ______ = 425?
What is 1,250?
Cody runs a 3-kilometer race for charity. What would the distance be in meters?
What is 3,000 meters?
In Mrs. Slowik's class, the ratio of boys to girls is 2:5. Which could be the number of boys and girls in her class?
What is 4 boys and 10 girls? Or, What is 6 boys and 15 girls? (multiply each digit by the same number to get many answers)
Janaiya rode 42 miles in 4 hours. What was Janaiya's unit rate per hour?
What is 10.5 miles per hour? (42 divided by 4)
Makella babysat Billy and Mason 3 hours each night for 8 nights. She earned a total of $150 for babysitting. Calculate her hourly rate. How much did she earn PER hour for babysitting?
What is $6.25?
(First, get the total number of hours by 3 x 8 = 24 total hours. Then, set up a proportion. 24 hours over $150 equals 1 hour over "?". Solve for "?"
Target is offering a 20% discount on all clothing this week. If the discount for a hoodie is $5, what is the original cost of the hoodie?
How many quarts are in a gallon?
What is 4?
Janiya used 4 strawberries and 10 blueberries in her salad. What is the ratio of the number of strawberries to the number of blueberries in her salad? (hint: you will need to simplify)
What is 4:10? Simplified, it's 2:5?
A recipe for iced tea calls for 2 cups of sugar and 5 cups of water. How much sugar is used PER cup of water?
What is 2/5 cup?
A grocery store sign indicates that apples are 3 for $1.50, and a sign by the plums indicates that they are 5 for $4.00. Find the total cost of buying 2 plums.
What is $1.60? (The apples are a distraction. Forget them! Set up a proportion 5 over $4.00, equals 2 over ?. Cross multiply to solve for the "?".
Giavanna unpacked 18 boxes and then took a break. She completed 45% of the unpacking. How many total boxes did she start with?
What is 40? (set up as a proportion Part/Whole = %/100)
Christian has two 8 foot long boards. He needs to cut pieces that are 14 inches long from the boards. What is the greatest number of 14-inch pieces he can cut from the two boards?(hint: keep the boards separate).
What is 12?
(8 x 12 = 96 total inches on each board. Take 96 divide by 14 inch pieces = 6.8. This means only 6 pieces can be cut on each board, making it 12)
Create a Ratio Table. 2 columns. 4 rows. Explain the pattern.
Variety of answers.
Matt ate 12 oreos over a period of 4 days. Which example shows this as a RATE
A- Matt ate 4 oreos per day
B-Matt ate 3 oreos per day
C-Matt ate 12 cookies in all
D- Matt ate 3 cookies in all
B- Matt ate 3 oreos per day
Mr. Lawton paid $60 for 25 gallons of gasoline. What is the price per gallon?
What is $2.40?
On opening night at the school musical, 68% of the auditorium was full. If the auditorium holds 1,300 people, how many were there on opening night?
What is 884? (Multiply .68 times 1300)
Last year, Emilee made 16 one-cup servings of soup for a party. This year, she will make three times the amount she made last year. How many gallons of soup will Emilee make this year?
What is 3 gallons? (16 x 3 = 48 cups. There at 16 cups in every gallon. So, 48 divided by 16 = 3)